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N-Methyl-1,2-benzenediamine dihydrochloride

Name: N-Methyl-o-phenylenediamine dihydrochloride
English alias: N-Methyl-1,2-benzenediamine dihydrochloride;N-methylbenzene-1,2-diamine 2hcl;N-methylbenzene-1,2-diamine dihydrochloride
CAS: 25148-68-9
EINECS: 246-655-8
Chemical formula: C7H12Cl2N2
Structural formula:

Molecular weight: 195.09
inchi InChI=1/C7H10N2.2ClH/c1-9-7-5-3-2-4-6(7)8;; / h2-5, 9 H, 8 h2, h3; 2*1H
Melting point: 191℃
Boiling point: 252.4°C at 760 mmHg
Flash point: 122.4°C
Water solubility >=10 g/100 mL at 23℃
Vapor pressure 0.0193mmHg at 25°C

Physicochemical property
Melting point 191°C
Water solubility >=10 g/100 mL at 23°C
Packing specification: 25kg/drum paper drum
Product use: pharmaceutical intermediate
Downstream products: Telmisartan
 

Test items

Standard

Characteristics

White or light red powder

Identification

Should comply with requirements

Loss on drying

≤0.5%

Max single impurity (GC)

≤0.50%

Total impurities (GC)

≤1.00%

Assay (GC)

≥99%

Test criterion 

Enterprise standard

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